Merge branch 'for-linus' of git://oss.sgi.com/xfs/xfs

* 'for-linus' of git://oss.sgi.com/xfs/xfs:
[XFS] Update maintainers
[XFS] use scalable vmap API
[XFS] remove old vmap cache
[XFS] make xfs_ino_t an unsigned long long
[XFS] truncate readdir offsets to signed 32 bit values
[XFS] fix compile of xfs_btree_readahead_lblock on m68k
[XFS] Remove macro-to-function indirections in the mask code
[XFS] Remove macro-to-function indirections in attr code
[XFS] Remove several unused typedefs.
[XFS] pass XFS_IGET_BULKSTAT to xfs_iget for handle operations

MAINTAINERS

···
 
 XFS FILESYSTEM
 P:	Silicon Graphics Inc
-P:	Tim Shimmin
+P:	Bill O'Donnell
 M:	[e-mail]
 L:	[e-mail]
 W:	http://oss.sgi.com/projects/xfs
-T:	git git://oss.sgi.com:8090/xfs/xfs-2.6.git
+T:	git://oss.sgi.com/xfs/xfs.git
 S:	Supported
 
 XILINX SYSTEMACE DRIVER

fs/xfs/linux-2.6/xfs_aops.h

···
 extern struct workqueue_struct *xfsdatad_workqueue;
 extern mempool_t *xfs_ioend_pool;
 
-typedef void (*xfs_ioend_func_t)(void *);
-
 /*
  * xfs_ioend struct manages large extent writes for XFS.
  * It can manage several multi-page bio's at once.

fs/xfs/linux-2.6/xfs_buf.c

···
 }
 
 /*
- *	Mapping of multi-page buffers into contiguous virtual space
- */
-
-typedef struct a_list {
-	void		*vm_addr;
-	struct a_list	*next;
-} a_list_t;
-
-static a_list_t		*as_free_head;
-static int		as_list_len;
-static DEFINE_SPINLOCK(as_lock);
-
-/*
- *	Try to batch vunmaps because they are costly.
- */
-STATIC void
-free_address(
-	void		*addr)
-{
-	a_list_t	*aentry;
-
-#ifdef CONFIG_XEN
-	/*
-	 * Xen needs to be able to make sure it can get an exclusive
-	 * RO mapping of pages it wants to turn into a pagetable.  If
-	 * a newly allocated page is also still being vmap()ed by xfs,
-	 * it will cause pagetable construction to fail.  This is a
-	 * quick workaround to always eagerly unmap pages so that Xen
-	 * is happy.
-	 */
-	vunmap(addr);
-	return;
-#endif
-
-	aentry = kmalloc(sizeof(a_list_t), GFP_NOWAIT);
-	if (likely(aentry)) {
-		spin_lock(&as_lock);
-		aentry->next = as_free_head;
-		aentry->vm_addr = addr;
-		as_free_head = aentry;
-		as_list_len++;
-		spin_unlock(&as_lock);
-	} else {
-		vunmap(addr);
-	}
-}
-
-STATIC void
-purge_addresses(void)
-{
-	a_list_t	*aentry, *old;
-
-	if (as_free_head == NULL)
-		return;
-
-	spin_lock(&as_lock);
-	aentry = as_free_head;
-	as_free_head = NULL;
-	as_list_len = 0;
-	spin_unlock(&as_lock);
-
-	while ((old = aentry) != NULL) {
-		vunmap(aentry->vm_addr);
-		aentry = aentry->next;
-		kfree(old);
-	}
-}
-
-/*
  *	Internal xfs_buf_t object manipulation
  */
 
···
 		uint		i;
 
 		if ((bp->b_flags & XBF_MAPPED) && (bp->b_page_count > 1))
-			free_address(bp->b_addr - bp->b_offset);
+                       vm_unmap_ram(bp->b_addr - bp->b_offset, bp->b_page_count);
 
 		for (i = 0; i < bp->b_page_count; i++) {
 			struct page	*page = bp->b_pages[i];
···
 		bp->b_addr = page_address(bp->b_pages[0]) + bp->b_offset;
 		bp->b_flags |= XBF_MAPPED;
 	} else if (flags & XBF_MAPPED) {
-		if (as_list_len > 64)
-			purge_addresses();
-		bp->b_addr = vmap(bp->b_pages, bp->b_page_count,
-					VM_MAP, PAGE_KERNEL);
+               bp->b_addr = vm_map_ram(bp->b_pages, bp->b_page_count,
+                                       -1, PAGE_KERNEL);
 		if (unlikely(bp->b_addr == NULL))
 			return -ENOMEM;
 		bp->b_addr += bp->b_offset;
···
 			count++;
 		}
 
-		if (as_list_len > 0)
-			purge_addresses();
 		if (count)
 			blk_run_address_space(target->bt_mapping);
 

fs/xfs/linux-2.6/xfs_export.c

···
 	if (ino == 0)
 		return ERR_PTR(-ESTALE);
 
-	error = xfs_iget(mp, NULL, ino, 0, XFS_ILOCK_SHARED, &ip, 0);
-	if (error)
+	/*
+	 * The XFS_IGET_BULKSTAT means that an invalid inode number is just
+	 * fine and not an indication of a corrupted filesystem.  Because
+	 * clients can send any kind of invalid file handle, e.g. after
+	 * a restore on the server we have to deal with this case gracefully.
+	 */
+	error = xfs_iget(mp, NULL, ino, XFS_IGET_BULKSTAT,
+			 XFS_ILOCK_SHARED, &ip, 0);
+	if (error) {
+		/*
+		 * EINVAL means the inode cluster doesn't exist anymore.
+		 * This implies the filehandle is stale, so we should
+		 * translate it here.
+		 * We don't use ESTALE directly down the chain to not
+		 * confuse applications using bulkstat that expect EINVAL.
+		 */
+		if (error == EINVAL)
+			error = ESTALE;
 		return ERR_PTR(-error);
-	if (!ip)
-		return ERR_PTR(-EIO);
+	}
 
 	if (ip->i_d.di_gen != generation) {
 		xfs_iput_new(ip, XFS_ILOCK_SHARED);

fs/xfs/xfs_acl.h

···
  * Access Control Lists
  */
 typedef __uint16_t	xfs_acl_perm_t;
-typedef __int32_t	xfs_acl_type_t;
 typedef __int32_t	xfs_acl_tag_t;
 typedef __int32_t	xfs_acl_id_t;
 

fs/xfs/xfs_ag.h

···
 #define	XFS_FSB_TO_AGNO(mp,fsbno)	\
 	((xfs_agnumber_t)((fsbno) >> (mp)->m_sb.sb_agblklog))
 #define	XFS_FSB_TO_AGBNO(mp,fsbno)	\
-	((xfs_agblock_t)((fsbno) & XFS_MASK32LO((mp)->m_sb.sb_agblklog)))
+	((xfs_agblock_t)((fsbno) & xfs_mask32lo((mp)->m_sb.sb_agblklog)))
 #define	XFS_AGB_TO_DADDR(mp,agno,agbno)	\
 	((xfs_daddr_t)XFS_FSB_TO_BB(mp, \
 		(xfs_fsblock_t)(agno) * (mp)->m_sb.sb_agblocks + (agbno)))

fs/xfs/xfs_attr_leaf.c

···
 			continue;		/* don't copy partial entries */
 		if (!(entry->flags & XFS_ATTR_LOCAL))
 			return(0);
-		name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, i);
+		name_loc = xfs_attr_leaf_name_local(leaf, i);
 		if (name_loc->namelen >= XFS_ATTR_SF_ENTSIZE_MAX)
 			return(0);
 		if (be16_to_cpu(name_loc->valuelen) >= XFS_ATTR_SF_ENTSIZE_MAX)
···
 		if (!entry->nameidx)
 			continue;
 		ASSERT(entry->flags & XFS_ATTR_LOCAL);
-		name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, i);
+		name_loc = xfs_attr_leaf_name_local(leaf, i);
 		nargs.name = (char *)name_loc->nameval;
 		nargs.namelen = name_loc->namelen;
 		nargs.value = (char *)&name_loc->nameval[nargs.namelen];
···
 	 * as part of this transaction (a split operation for example).
 	 */
 	if (entry->flags & XFS_ATTR_LOCAL) {
-		name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, args->index);
+		name_loc = xfs_attr_leaf_name_local(leaf, args->index);
 		name_loc->namelen = args->namelen;
 		name_loc->valuelen = cpu_to_be16(args->valuelen);
 		memcpy((char *)name_loc->nameval, args->name, args->namelen);
 		memcpy((char *)&name_loc->nameval[args->namelen], args->value,
 				   be16_to_cpu(name_loc->valuelen));
 	} else {
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+		name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
 		name_rmt->namelen = args->namelen;
 		memcpy((char *)name_rmt->name, args->name, args->namelen);
 		entry->flags |= XFS_ATTR_INCOMPLETE;
···
 		args->rmtblkcnt = XFS_B_TO_FSB(mp, args->valuelen);
 	}
 	xfs_da_log_buf(args->trans, bp,
-	     XFS_DA_LOGRANGE(leaf, XFS_ATTR_LEAF_NAME(leaf, args->index),
+	     XFS_DA_LOGRANGE(leaf, xfs_attr_leaf_name(leaf, args->index),
 				   xfs_attr_leaf_entsize(leaf, args->index)));
 
 	/*
···
 	/*
 	 * Compress the remaining entries and zero out the removed stuff.
 	 */
-	memset(XFS_ATTR_LEAF_NAME(leaf, args->index), 0, entsize);
+	memset(xfs_attr_leaf_name(leaf, args->index), 0, entsize);
 	be16_add_cpu(&hdr->usedbytes, -entsize);
 	xfs_da_log_buf(args->trans, bp,
-	     XFS_DA_LOGRANGE(leaf, XFS_ATTR_LEAF_NAME(leaf, args->index),
+	     XFS_DA_LOGRANGE(leaf, xfs_attr_leaf_name(leaf, args->index),
 				   entsize));
 
 	tmp = (be16_to_cpu(hdr->count) - args->index)
···
 			continue;
 		}
 		if (entry->flags & XFS_ATTR_LOCAL) {
-			name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, probe);
+			name_loc = xfs_attr_leaf_name_local(leaf, probe);
 			if (name_loc->namelen != args->namelen)
 				continue;
 			if (memcmp(args->name, (char *)name_loc->nameval, args->namelen) != 0)
···
 			args->index = probe;
 			return(XFS_ERROR(EEXIST));
 		} else {
-			name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, probe);
+			name_rmt = xfs_attr_leaf_name_remote(leaf, probe);
 			if (name_rmt->namelen != args->namelen)
 				continue;
 			if (memcmp(args->name, (char *)name_rmt->name,
···
 
 	entry = &leaf->entries[args->index];
 	if (entry->flags & XFS_ATTR_LOCAL) {
-		name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, args->index);
+		name_loc = xfs_attr_leaf_name_local(leaf, args->index);
 		ASSERT(name_loc->namelen == args->namelen);
 		ASSERT(memcmp(args->name, name_loc->nameval, args->namelen) == 0);
 		valuelen = be16_to_cpu(name_loc->valuelen);
···
 		args->valuelen = valuelen;
 		memcpy(args->value, &name_loc->nameval[args->namelen], valuelen);
 	} else {
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+		name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
 		ASSERT(name_rmt->namelen == args->namelen);
 		ASSERT(memcmp(args->name, name_rmt->name, args->namelen) == 0);
 		valuelen = be32_to_cpu(name_rmt->valuelen);
···
 		 * off for 6.2, should be revisited later.
 		 */
 		if (entry_s->flags & XFS_ATTR_INCOMPLETE) { /* skip partials? */
-			memset(XFS_ATTR_LEAF_NAME(leaf_s, start_s + i), 0, tmp);
+			memset(xfs_attr_leaf_name(leaf_s, start_s + i), 0, tmp);
 			be16_add_cpu(&hdr_s->usedbytes, -tmp);
 			be16_add_cpu(&hdr_s->count, -1);
 			entry_d--;	/* to compensate for ++ in loop hdr */
···
 			entry_d->flags = entry_s->flags;
 			ASSERT(be16_to_cpu(entry_d->nameidx) + tmp
 							<= XFS_LBSIZE(mp));
-			memmove(XFS_ATTR_LEAF_NAME(leaf_d, desti),
-				XFS_ATTR_LEAF_NAME(leaf_s, start_s + i), tmp);
+			memmove(xfs_attr_leaf_name(leaf_d, desti),
+				xfs_attr_leaf_name(leaf_s, start_s + i), tmp);
 			ASSERT(be16_to_cpu(entry_s->nameidx) + tmp
 							<= XFS_LBSIZE(mp));
-			memset(XFS_ATTR_LEAF_NAME(leaf_s, start_s + i), 0, tmp);
+			memset(xfs_attr_leaf_name(leaf_s, start_s + i), 0, tmp);
 			be16_add_cpu(&hdr_s->usedbytes, -tmp);
 			be16_add_cpu(&hdr_d->usedbytes, tmp);
 			be16_add_cpu(&hdr_s->count, -1);
···
 
 	ASSERT(be16_to_cpu(leaf->hdr.info.magic) == XFS_ATTR_LEAF_MAGIC);
 	if (leaf->entries[index].flags & XFS_ATTR_LOCAL) {
-		name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, index);
-		size = XFS_ATTR_LEAF_ENTSIZE_LOCAL(name_loc->namelen,
+		name_loc = xfs_attr_leaf_name_local(leaf, index);
+		size = xfs_attr_leaf_entsize_local(name_loc->namelen,
 						   be16_to_cpu(name_loc->valuelen));
 	} else {
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, index);
-		size = XFS_ATTR_LEAF_ENTSIZE_REMOTE(name_rmt->namelen);
+		name_rmt = xfs_attr_leaf_name_remote(leaf, index);
+		size = xfs_attr_leaf_entsize_remote(name_rmt->namelen);
 	}
 	return(size);
 }
···
 {
 	int size;
 
-	size = XFS_ATTR_LEAF_ENTSIZE_LOCAL(namelen, valuelen);
-	if (size < XFS_ATTR_LEAF_ENTSIZE_LOCAL_MAX(blocksize)) {
+	size = xfs_attr_leaf_entsize_local(namelen, valuelen);
+	if (size < xfs_attr_leaf_entsize_local_max(blocksize)) {
 		if (local) {
 			*local = 1;
 		}
 	} else {
-		size = XFS_ATTR_LEAF_ENTSIZE_REMOTE(namelen);
+		size = xfs_attr_leaf_entsize_remote(namelen);
 		if (local) {
 			*local = 0;
 		}
···
 
 		if (entry->flags & XFS_ATTR_LOCAL) {
 			xfs_attr_leaf_name_local_t *name_loc =
-				XFS_ATTR_LEAF_NAME_LOCAL(leaf, i);
+				xfs_attr_leaf_name_local(leaf, i);
 
 			retval = context->put_listent(context,
 						entry->flags,
···
 				return retval;
 		} else {
 			xfs_attr_leaf_name_remote_t *name_rmt =
-				XFS_ATTR_LEAF_NAME_REMOTE(leaf, i);
+				xfs_attr_leaf_name_remote(leaf, i);
 
 			int valuelen = be32_to_cpu(name_rmt->valuelen);
 
···
 
 #ifdef DEBUG
 	if (entry->flags & XFS_ATTR_LOCAL) {
-		name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf, args->index);
+		name_loc = xfs_attr_leaf_name_local(leaf, args->index);
 		namelen = name_loc->namelen;
 		name = (char *)name_loc->nameval;
 	} else {
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+		name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
 		namelen = name_rmt->namelen;
 		name = (char *)name_rmt->name;
 	}
···
 
 	if (args->rmtblkno) {
 		ASSERT((entry->flags & XFS_ATTR_LOCAL) == 0);
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+		name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
 		name_rmt->valueblk = cpu_to_be32(args->rmtblkno);
 		name_rmt->valuelen = cpu_to_be32(args->valuelen);
 		xfs_da_log_buf(args->trans, bp,
···
 	xfs_da_log_buf(args->trans, bp,
 			XFS_DA_LOGRANGE(leaf, entry, sizeof(*entry)));
 	if ((entry->flags & XFS_ATTR_LOCAL) == 0) {
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, args->index);
+		name_rmt = xfs_attr_leaf_name_remote(leaf, args->index);
 		name_rmt->valueblk = 0;
 		name_rmt->valuelen = 0;
 		xfs_da_log_buf(args->trans, bp,
···
 
 #ifdef DEBUG
 	if (entry1->flags & XFS_ATTR_LOCAL) {
-		name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf1, args->index);
+		name_loc = xfs_attr_leaf_name_local(leaf1, args->index);
 		namelen1 = name_loc->namelen;
 		name1 = (char *)name_loc->nameval;
 	} else {
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf1, args->index);
+		name_rmt = xfs_attr_leaf_name_remote(leaf1, args->index);
 		namelen1 = name_rmt->namelen;
 		name1 = (char *)name_rmt->name;
 	}
 	if (entry2->flags & XFS_ATTR_LOCAL) {
-		name_loc = XFS_ATTR_LEAF_NAME_LOCAL(leaf2, args->index2);
+		name_loc = xfs_attr_leaf_name_local(leaf2, args->index2);
 		namelen2 = name_loc->namelen;
 		name2 = (char *)name_loc->nameval;
 	} else {
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf2, args->index2);
+		name_rmt = xfs_attr_leaf_name_remote(leaf2, args->index2);
 		namelen2 = name_rmt->namelen;
 		name2 = (char *)name_rmt->name;
 	}
···
 			  XFS_DA_LOGRANGE(leaf1, entry1, sizeof(*entry1)));
 	if (args->rmtblkno) {
 		ASSERT((entry1->flags & XFS_ATTR_LOCAL) == 0);
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf1, args->index);
+		name_rmt = xfs_attr_leaf_name_remote(leaf1, args->index);
 		name_rmt->valueblk = cpu_to_be32(args->rmtblkno);
 		name_rmt->valuelen = cpu_to_be32(args->valuelen);
 		xfs_da_log_buf(args->trans, bp1,
···
 	xfs_da_log_buf(args->trans, bp2,
 			  XFS_DA_LOGRANGE(leaf2, entry2, sizeof(*entry2)));
 	if ((entry2->flags & XFS_ATTR_LOCAL) == 0) {
-		name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf2, args->index2);
+		name_rmt = xfs_attr_leaf_name_remote(leaf2, args->index2);
 		name_rmt->valueblk = 0;
 		name_rmt->valuelen = 0;
 		xfs_da_log_buf(args->trans, bp2,
···
 	for (i = 0; i < be16_to_cpu(leaf->hdr.count); entry++, i++) {
 		if (be16_to_cpu(entry->nameidx) &&
 		    ((entry->flags & XFS_ATTR_LOCAL) == 0)) {
-			name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, i);
+			name_rmt = xfs_attr_leaf_name_remote(leaf, i);
 			if (name_rmt->valueblk)
 				count++;
 		}
···
 	for (i = 0; i < be16_to_cpu(leaf->hdr.count); entry++, i++) {
 		if (be16_to_cpu(entry->nameidx) &&
 		    ((entry->flags & XFS_ATTR_LOCAL) == 0)) {
-			name_rmt = XFS_ATTR_LEAF_NAME_REMOTE(leaf, i);
+			name_rmt = xfs_attr_leaf_name_remote(leaf, i);
 			if (name_rmt->valueblk) {
 				lp->valueblk = be32_to_cpu(name_rmt->valueblk);
 				lp->valuelen = XFS_B_TO_FSB(dp->i_mount,

fs/xfs/xfs_attr_leaf.h

···
 /*
  * Cast typed pointers for "local" and "remote" name/value structs.
  */
-#define XFS_ATTR_LEAF_NAME_REMOTE(leafp,idx)	\
-	xfs_attr_leaf_name_remote(leafp,idx)
 static inline xfs_attr_leaf_name_remote_t *
 xfs_attr_leaf_name_remote(xfs_attr_leafblock_t *leafp, int idx)
 {
···
 		&((char *)leafp)[be16_to_cpu(leafp->entries[idx].nameidx)];
 }
 
-#define XFS_ATTR_LEAF_NAME_LOCAL(leafp,idx)	\
-	xfs_attr_leaf_name_local(leafp,idx)
 static inline xfs_attr_leaf_name_local_t *
 xfs_attr_leaf_name_local(xfs_attr_leafblock_t *leafp, int idx)
 {
···
 		&((char *)leafp)[be16_to_cpu(leafp->entries[idx].nameidx)];
 }
 
-#define XFS_ATTR_LEAF_NAME(leafp,idx)		\
-	xfs_attr_leaf_name(leafp,idx)
 static inline char *xfs_attr_leaf_name(xfs_attr_leafblock_t *leafp, int idx)
 {
 	return &((char *)leafp)[be16_to_cpu(leafp->entries[idx].nameidx)];
···
  * a "local" name/value structure, a "remote" name/value structure, and
  * a pointer which might be either.
  */
-#define XFS_ATTR_LEAF_ENTSIZE_REMOTE(nlen)	\
-	xfs_attr_leaf_entsize_remote(nlen)
 static inline int xfs_attr_leaf_entsize_remote(int nlen)
 {
 	return ((uint)sizeof(xfs_attr_leaf_name_remote_t) - 1 + (nlen) + \
 		XFS_ATTR_LEAF_NAME_ALIGN - 1) & ~(XFS_ATTR_LEAF_NAME_ALIGN - 1);
 }
 
-#define XFS_ATTR_LEAF_ENTSIZE_LOCAL(nlen,vlen)	\
-	xfs_attr_leaf_entsize_local(nlen,vlen)
 static inline int xfs_attr_leaf_entsize_local(int nlen, int vlen)
 {
 	return ((uint)sizeof(xfs_attr_leaf_name_local_t) - 1 + (nlen) + (vlen) +
 		XFS_ATTR_LEAF_NAME_ALIGN - 1) & ~(XFS_ATTR_LEAF_NAME_ALIGN - 1);
 }
 
-#define XFS_ATTR_LEAF_ENTSIZE_LOCAL_MAX(bsize)	\
-	xfs_attr_leaf_entsize_local_max(bsize)
 static inline int xfs_attr_leaf_entsize_local_max(int bsize)
 {
 	return (((bsize) >> 1) + ((bsize) >> 2));

fs/xfs/xfs_bit.h

···
  */
 
 /*
- * masks with n high/low bits set, 32-bit values & 64-bit values
+ * masks with n high/low bits set, 64-bit values
  */
-#define	XFS_MASK32HI(n)		xfs_mask32hi(n)
-static inline __uint32_t xfs_mask32hi(int n)
-{
-	return (__uint32_t)-1 << (32 - (n));
-}
-#define	XFS_MASK64HI(n)		xfs_mask64hi(n)
 static inline __uint64_t xfs_mask64hi(int n)
 {
 	return (__uint64_t)-1 << (64 - (n));
 }
-#define	XFS_MASK32LO(n)		xfs_mask32lo(n)
 static inline __uint32_t xfs_mask32lo(int n)
 {
 	return ((__uint32_t)1 << (n)) - 1;
 }
-#define	XFS_MASK64LO(n)		xfs_mask64lo(n)
 static inline __uint64_t xfs_mask64lo(int n)
 {
 	return ((__uint64_t)1 << (n)) - 1;

fs/xfs/xfs_bmap_btree.c

···
 
 	ext_flag = (int)(l0 >> (64 - BMBT_EXNTFLAG_BITLEN));
 	s->br_startoff = ((xfs_fileoff_t)l0 &
-			   XFS_MASK64LO(64 - BMBT_EXNTFLAG_BITLEN)) >> 9;
+			   xfs_mask64lo(64 - BMBT_EXNTFLAG_BITLEN)) >> 9;
 #if XFS_BIG_BLKNOS
-	s->br_startblock = (((xfs_fsblock_t)l0 & XFS_MASK64LO(9)) << 43) |
+	s->br_startblock = (((xfs_fsblock_t)l0 & xfs_mask64lo(9)) << 43) |
 			   (((xfs_fsblock_t)l1) >> 21);
 #else
 #ifdef DEBUG
 	{
 		xfs_dfsbno_t	b;
 
-		b = (((xfs_dfsbno_t)l0 & XFS_MASK64LO(9)) << 43) |
+		b = (((xfs_dfsbno_t)l0 & xfs_mask64lo(9)) << 43) |
 		    (((xfs_dfsbno_t)l1) >> 21);
 		ASSERT((b >> 32) == 0 || ISNULLDSTARTBLOCK(b));
 		s->br_startblock = (xfs_fsblock_t)b;
···
 	s->br_startblock = (xfs_fsblock_t)(((xfs_dfsbno_t)l1) >> 21);
 #endif	/* DEBUG */
 #endif	/* XFS_BIG_BLKNOS */
-	s->br_blockcount = (xfs_filblks_t)(l1 & XFS_MASK64LO(21));
+	s->br_blockcount = (xfs_filblks_t)(l1 & xfs_mask64lo(21));
 	/* This is xfs_extent_state() in-line */
 	if (ext_flag) {
 		ASSERT(s->br_blockcount != 0);	/* saved for DMIG */
···
 xfs_bmbt_get_blockcount(
 	xfs_bmbt_rec_host_t	*r)
 {
-	return (xfs_filblks_t)(r->l1 & XFS_MASK64LO(21));
+	return (xfs_filblks_t)(r->l1 & xfs_mask64lo(21));
 }
 
 /*
···
 	xfs_bmbt_rec_host_t	*r)
 {
 #if XFS_BIG_BLKNOS
-	return (((xfs_fsblock_t)r->l0 & XFS_MASK64LO(9)) << 43) |
+	return (((xfs_fsblock_t)r->l0 & xfs_mask64lo(9)) << 43) |
 	       (((xfs_fsblock_t)r->l1) >> 21);
 #else
 #ifdef DEBUG
 	xfs_dfsbno_t	b;
 
-	b = (((xfs_dfsbno_t)r->l0 & XFS_MASK64LO(9)) << 43) |
+	b = (((xfs_dfsbno_t)r->l0 & xfs_mask64lo(9)) << 43) |
 	    (((xfs_dfsbno_t)r->l1) >> 21);
 	ASSERT((b >> 32) == 0 || ISNULLDSTARTBLOCK(b));
 	return (xfs_fsblock_t)b;
···
 	xfs_bmbt_rec_host_t	*r)
 {
 	return ((xfs_fileoff_t)r->l0 &
-		 XFS_MASK64LO(64 - BMBT_EXNTFLAG_BITLEN)) >> 9;
+		 xfs_mask64lo(64 - BMBT_EXNTFLAG_BITLEN)) >> 9;
 }
 
 xfs_exntst_t
···
 xfs_bmbt_disk_get_blockcount(
 	xfs_bmbt_rec_t	*r)
 {
-	return (xfs_filblks_t)(be64_to_cpu(r->l1) & XFS_MASK64LO(21));
+	return (xfs_filblks_t)(be64_to_cpu(r->l1) & xfs_mask64lo(21));
 }
 
 /*
···
 	xfs_bmbt_rec_t	*r)
 {
 	return ((xfs_fileoff_t)be64_to_cpu(r->l0) &
-		 XFS_MASK64LO(64 - BMBT_EXNTFLAG_BITLEN)) >> 9;
+		 xfs_mask64lo(64 - BMBT_EXNTFLAG_BITLEN)) >> 9;
 }
 
 
···
 	int		extent_flag = (state == XFS_EXT_NORM) ? 0 : 1;
 
 	ASSERT(state == XFS_EXT_NORM || state == XFS_EXT_UNWRITTEN);
-	ASSERT((startoff & XFS_MASK64HI(64-BMBT_STARTOFF_BITLEN)) == 0);
-	ASSERT((blockcount & XFS_MASK64HI(64-BMBT_BLOCKCOUNT_BITLEN)) == 0);
+	ASSERT((startoff & xfs_mask64hi(64-BMBT_STARTOFF_BITLEN)) == 0);
+	ASSERT((blockcount & xfs_mask64hi(64-BMBT_BLOCKCOUNT_BITLEN)) == 0);
 
 #if XFS_BIG_BLKNOS
-	ASSERT((startblock & XFS_MASK64HI(64-BMBT_STARTBLOCK_BITLEN)) == 0);
+	ASSERT((startblock & xfs_mask64hi(64-BMBT_STARTBLOCK_BITLEN)) == 0);
 
 	r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) |
 		((xfs_bmbt_rec_base_t)startoff << 9) |
 		((xfs_bmbt_rec_base_t)startblock >> 43);
 	r->l1 = ((xfs_bmbt_rec_base_t)startblock << 21) |
 		((xfs_bmbt_rec_base_t)blockcount &
-		(xfs_bmbt_rec_base_t)XFS_MASK64LO(21));
+		(xfs_bmbt_rec_base_t)xfs_mask64lo(21));
 #else	/* !XFS_BIG_BLKNOS */
 	if (ISNULLSTARTBLOCK(startblock)) {
 		r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) |
 			((xfs_bmbt_rec_base_t)startoff << 9) |
-			 (xfs_bmbt_rec_base_t)XFS_MASK64LO(9);
-		r->l1 = XFS_MASK64HI(11) |
+			 (xfs_bmbt_rec_base_t)xfs_mask64lo(9);
+		r->l1 = xfs_mask64hi(11) |
 			  ((xfs_bmbt_rec_base_t)startblock << 21) |
 			  ((xfs_bmbt_rec_base_t)blockcount &
-			   (xfs_bmbt_rec_base_t)XFS_MASK64LO(21));
+			   (xfs_bmbt_rec_base_t)xfs_mask64lo(21));
 	} else {
 		r->l0 = ((xfs_bmbt_rec_base_t)extent_flag << 63) |
 			((xfs_bmbt_rec_base_t)startoff << 9);
 		r->l1 = ((xfs_bmbt_rec_base_t)startblock << 21) |
 			 ((xfs_bmbt_rec_base_t)blockcount &
-			 (xfs_bmbt_rec_base_t)XFS_MASK64LO(21));
+			 (xfs_bmbt_rec_base_t)xfs_mask64lo(21));
 	}
 #endif	/* XFS_BIG_BLKNOS */
 }
···
 	int			extent_flag = (state == XFS_EXT_NORM) ? 0 : 1;
 
 	ASSERT(state == XFS_EXT_NORM || state == XFS_EXT_UNWRITTEN);
-	ASSERT((startoff & XFS_MASK64HI(64-BMBT_STARTOFF_BITLEN)) == 0);
-	ASSERT((blockcount & XFS_MASK64HI(64-BMBT_BLOCKCOUNT_BITLEN)) == 0);
+	ASSERT((startoff & xfs_mask64hi(64-BMBT_STARTOFF_BITLEN)) == 0);
+	ASSERT((blockcount & xfs_mask64hi(64-BMBT_BLOCKCOUNT_BITLEN)) == 0);
 
 #if XFS_BIG_BLKNOS
-	ASSERT((startblock & XFS_MASK64HI(64-BMBT_STARTBLOCK_BITLEN)) == 0);
+	ASSERT((startblock & xfs_mask64hi(64-BMBT_STARTBLOCK_BITLEN)) == 0);
 
 	r->l0 = cpu_to_be64(
 		((xfs_bmbt_rec_base_t)extent_flag << 63) |
···
 	r->l1 = cpu_to_be64(
 		((xfs_bmbt_rec_base_t)startblock << 21) |
 		 ((xfs_bmbt_rec_base_t)blockcount &
-		  (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)));
+		  (xfs_bmbt_rec_base_t)xfs_mask64lo(21)));
 #else	/* !XFS_BIG_BLKNOS */
 	if (ISNULLSTARTBLOCK(startblock)) {
 		r->l0 = cpu_to_be64(
 			((xfs_bmbt_rec_base_t)extent_flag << 63) |
 			 ((xfs_bmbt_rec_base_t)startoff << 9) |
-			  (xfs_bmbt_rec_base_t)XFS_MASK64LO(9));
-		r->l1 = cpu_to_be64(XFS_MASK64HI(11) |
+			  (xfs_bmbt_rec_base_t)xfs_mask64lo(9));
+		r->l1 = cpu_to_be64(xfs_mask64hi(11) |
 			  ((xfs_bmbt_rec_base_t)startblock << 21) |
 			  ((xfs_bmbt_rec_base_t)blockcount &
-			   (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)));
+			   (xfs_bmbt_rec_base_t)xfs_mask64lo(21)));
 	} else {
 		r->l0 = cpu_to_be64(
 			((xfs_bmbt_rec_base_t)extent_flag << 63) |
···
 		r->l1 = cpu_to_be64(
 			((xfs_bmbt_rec_base_t)startblock << 21) |
 			 ((xfs_bmbt_rec_base_t)blockcount &
-			  (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)));
+			  (xfs_bmbt_rec_base_t)xfs_mask64lo(21)));
 	}
 #endif	/* XFS_BIG_BLKNOS */
 }
···
 	xfs_bmbt_rec_host_t *r,
 	xfs_filblks_t	v)
 {
-	ASSERT((v & XFS_MASK64HI(43)) == 0);
-	r->l1 = (r->l1 & (xfs_bmbt_rec_base_t)XFS_MASK64HI(43)) |
-		  (xfs_bmbt_rec_base_t)(v & XFS_MASK64LO(21));
+	ASSERT((v & xfs_mask64hi(43)) == 0);
+	r->l1 = (r->l1 & (xfs_bmbt_rec_base_t)xfs_mask64hi(43)) |
+		  (xfs_bmbt_rec_base_t)(v & xfs_mask64lo(21));
 }
 
 /*
···
 	xfs_fsblock_t	v)
 {
 #if XFS_BIG_BLKNOS
-	ASSERT((v & XFS_MASK64HI(12)) == 0);
-	r->l0 = (r->l0 & (xfs_bmbt_rec_base_t)XFS_MASK64HI(55)) |
+	ASSERT((v & xfs_mask64hi(12)) == 0);
+	r->l0 = (r->l0 & (xfs_bmbt_rec_base_t)xfs_mask64hi(55)) |
 		  (xfs_bmbt_rec_base_t)(v >> 43);
-	r->l1 = (r->l1 & (xfs_bmbt_rec_base_t)XFS_MASK64LO(21)) |
+	r->l1 = (r->l1 & (xfs_bmbt_rec_base_t)xfs_mask64lo(21)) |
 		  (xfs_bmbt_rec_base_t)(v << 21);
 #else	/* !XFS_BIG_BLKNOS */
 	if (ISNULLSTARTBLOCK(v)) {
-		r->l0 |= (xfs_bmbt_rec_base_t)XFS_MASK64LO(9);
-		r->l1 = (xfs_bmbt_rec_base_t)XFS_MASK64HI(11) |
+		r->l0 |= (xfs_bmbt_rec_base_t)xfs_mask64lo(9);
+		r->l1 = (xfs_bmbt_rec_base_t)xfs_mask64hi(11) |
 			  ((xfs_bmbt_rec_base_t)v << 21) |
-			  (r->l1 & (xfs_bmbt_rec_base_t)XFS_MASK64LO(21));
+			  (r->l1 & (xfs_bmbt_rec_base_t)xfs_mask64lo(21));
 	} else {
-		r->l0 &= ~(xfs_bmbt_rec_base_t)XFS_MASK64LO(9);
+		r->l0 &= ~(xfs_bmbt_rec_base_t)xfs_mask64lo(9);
 		r->l1 = ((xfs_bmbt_rec_base_t)v << 21) |
-			  (r->l1 & (xfs_bmbt_rec_base_t)XFS_MASK64LO(21));
+			  (r->l1 & (xfs_bmbt_rec_base_t)xfs_mask64lo(21));
 	}
 #endif	/* XFS_BIG_BLKNOS */
 }
···
 	xfs_bmbt_rec_host_t *r,
 	xfs_fileoff_t	v)
 {
-	ASSERT((v & XFS_MASK64HI(9)) == 0);
-	r->l0 = (r->l0 & (xfs_bmbt_rec_base_t) XFS_MASK64HI(1)) |
+	ASSERT((v & xfs_mask64hi(9)) == 0);
+	r->l0 = (r->l0 & (xfs_bmbt_rec_base_t) xfs_mask64hi(1)) |
 		((xfs_bmbt_rec_base_t)v << 9) |
-		  (r->l0 & (xfs_bmbt_rec_base_t)XFS_MASK64LO(9));
+		  (r->l0 & (xfs_bmbt_rec_base_t)xfs_mask64lo(9));
 }
 
 /*
···
 {
 	ASSERT(v == XFS_EXT_NORM || v == XFS_EXT_UNWRITTEN);
 	if (v == XFS_EXT_NORM)
-		r->l0 &= XFS_MASK64LO(64 - BMBT_EXNTFLAG_BITLEN);
+		r->l0 &= xfs_mask64lo(64 - BMBT_EXNTFLAG_BITLEN);
 	else
-		r->l0 |= XFS_MASK64HI(BMBT_EXNTFLAG_BITLEN);
+		r->l0 |= xfs_mask64hi(BMBT_EXNTFLAG_BITLEN);
 }
 
 /*

fs/xfs/xfs_btree.c

···
 	struct xfs_btree_block	*block)
 {
 	int			rval = 0;
-	xfs_fsblock_t		left = be64_to_cpu(block->bb_u.l.bb_leftsib);
-	xfs_fsblock_t		right = be64_to_cpu(block->bb_u.l.bb_rightsib);
+	xfs_dfsbno_t		left = be64_to_cpu(block->bb_u.l.bb_leftsib);
+	xfs_dfsbno_t		right = be64_to_cpu(block->bb_u.l.bb_rightsib);
 
 	if ((lr & XFS_BTCUR_LEFTRA) && left != NULLDFSBNO) {
 		xfs_btree_reada_bufl(cur->bc_mp, left, 1);

fs/xfs/xfs_dir2_block.c

···
 		/*
 		 * If it didn't fit, set the final offset to here & return.
 		 */
-		if (filldir(dirent, dep->name, dep->namelen, cook,
+		if (filldir(dirent, dep->name, dep->namelen, cook & 0x7fffffff,
 			    ino, DT_UNKNOWN)) {
-			*offset = cook;
+			*offset = cook & 0x7fffffff;
 			xfs_da_brelse(NULL, bp);
 			return 0;
 		}
···
 	 * Reached the end of the block.
 	 * Set the offset to a non-existent block 1 and return.
 	 */
-	*offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk + 1, 0);
+	*offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk + 1, 0) &
+			0x7fffffff;
 	xfs_da_brelse(NULL, bp);
 	return 0;
 }

fs/xfs/xfs_dir2_leaf.c

···
 		 * Won't fit.  Return to caller.
 		 */
 		if (filldir(dirent, dep->name, dep->namelen,
-			    xfs_dir2_byte_to_dataptr(mp, curoff),
+			    xfs_dir2_byte_to_dataptr(mp, curoff) & 0x7fffffff,
 			    ino, DT_UNKNOWN))
 			break;
 
···
 	 * All done.  Set output offset value to current offset.
 	 */
 	if (curoff > xfs_dir2_dataptr_to_byte(mp, XFS_DIR2_MAX_DATAPTR))
-		*offset = XFS_DIR2_MAX_DATAPTR;
+		*offset = XFS_DIR2_MAX_DATAPTR & 0x7fffffff;
 	else
-		*offset = xfs_dir2_byte_to_dataptr(mp, curoff);
+		*offset = xfs_dir2_byte_to_dataptr(mp, curoff) & 0x7fffffff;
 	kmem_free(map);
 	if (bp)
 		xfs_da_brelse(NULL, bp);

fs/xfs/xfs_dir2_sf.c

···
 #if XFS_BIG_INUMS
 		ino += mp->m_inoadd;
 #endif
-		if (filldir(dirent, ".", 1, dot_offset, ino, DT_DIR)) {
-			*offset = dot_offset;
+		if (filldir(dirent, ".", 1, dot_offset & 0x7fffffff, ino, DT_DIR)) {
+			*offset = dot_offset & 0x7fffffff;
 			return 0;
 		}
 	}
···
 #if XFS_BIG_INUMS
 		ino += mp->m_inoadd;
 #endif
-		if (filldir(dirent, "..", 2, dotdot_offset, ino, DT_DIR)) {
-			*offset = dotdot_offset;
+		if (filldir(dirent, "..", 2, dotdot_offset & 0x7fffffff, ino, DT_DIR)) {
+			*offset = dotdot_offset & 0x7fffffff;
 			return 0;
 		}
 	}
···
 #endif
 
 		if (filldir(dirent, sfep->name, sfep->namelen,
-					    off, ino, DT_UNKNOWN)) {
-			*offset = off;
+			    off & 0x7fffffff, ino, DT_UNKNOWN)) {
+			*offset = off & 0x7fffffff;
 			return 0;
 		}
 		sfep = xfs_dir2_sf_nextentry(sfp, sfep);
 	}
 
-	*offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk + 1, 0);
+	*offset = xfs_dir2_db_off_to_dataptr(mp, mp->m_dirdatablk + 1, 0) &
+			0x7fffffff;
 	return 0;
 }
 

fs/xfs/xfs_types.h

···
 typedef __uint32_t		inst_t;		/* an instruction */
 
 typedef __s64			xfs_off_t;	/* <file offset> type */
-typedef __u64			xfs_ino_t;	/* <inode> type */
+typedef unsigned long long	xfs_ino_t;	/* <inode> type */
 typedef __s64			xfs_daddr_t;	/* <disk address> type */
 typedef char *			xfs_caddr_t;	/* <core address> type */
 typedef __u32			xfs_dev_t;
···
 typedef __uint64_t	xfs_fileoff_t;	/* block number in a file */
 typedef __int64_t	xfs_sfiloff_t;	/* signed block number in a file */
 typedef __uint64_t	xfs_filblks_t;	/* number of blocks in a file */
-
-typedef __uint8_t	xfs_arch_t;	/* architecture of an xfs fs */
 
 /*
  * Null values for the types.